Package mil.nga.sf

Class LineString

java.lang.Object

mil.nga.sf.Geometry

mil.nga.sf.Curve

mil.nga.sf.LineString

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

CircularString, Line, LinearRing

public class LineString
extends Curve

A Curve that connects two or more points in space.

Author:

osbornb

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor	Description
	LineString()	Constructor
	LineString(boolean hasZ, boolean hasM)	Constructor
	LineString(List<Point> points)	Constructor
protected	LineString(GeometryType type, boolean hasZ, boolean hasM)	Constructor
	LineString(LineString lineString)	Copy Constructor

Method Summary

Modifier and Type	Method	Description
void	addPoint(Point point)	Add a point
void	addPoints(List<Point> points)	Add points
Geometry	copy()	Copy the geometry
Point	endPoint()	Get the end Point of this Curve
boolean	equals(Object obj)
Point	getPoint(int n)	Returns the Nth point
List<Point>	getPoints()	Get the points
int	hashCode()
boolean	isEmpty()	Is the Geometry empty
boolean	isSimple()	Determine if this Geometry has no anomalous geometric points, such as self intersection or self tangency
int	numPoints()	Get the number of points
void	setPoints(List<Point> points)	Set the points
Point	startPoint()	Get the start Point of this Curve

Methods inherited from class mil.nga.sf.Curve

isClosed, isRing

Methods inherited from class mil.nga.sf.Geometry

expandEnvelope, getCentroid, getDegreesCentroid, getDimension, getEnvelope, getGeometryType, hasM, hasZ, is3D, isMeasured, setHasM, setHasZ, updateZM

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LineString

public LineString()

Constructor

LineString

public LineString(boolean hasZ,
                  boolean hasM)

Constructor

Parameters:

hasZ - has z

hasM - has m

LineString

public LineString(List<Point> points)

Constructor

Parameters:

points - list of points

LineString

public LineString(LineString lineString)

Copy Constructor

Parameters:

lineString - line string to copy

LineString

protected LineString(GeometryType type,
                     boolean hasZ,
                     boolean hasM)

Constructor

Parameters:

type - geometry type

hasZ - has z

hasM - has m

Method Detail

getPoints

public List<Point> getPoints()

Get the points

Returns:

points

setPoints

public void setPoints(List<Point> points)

Set the points

Parameters:

points - points

addPoint

public void addPoint(Point point)

Add a point

Parameters:

point - point

addPoints

public void addPoints(List<Point> points)

Add points

Parameters:

points - points

numPoints

public int numPoints()

Get the number of points

Returns:

number of points

getPoint

public Point getPoint(int n)

Returns the Nth point

Parameters:

n - nth point to return

Returns:

point

startPoint

public Point startPoint()

Get the start Point of this Curve

Specified by:

startPoint in class Curve

Returns:

start point

endPoint

public Point endPoint()

Get the end Point of this Curve

Specified by:

endPoint in class Curve

Returns:

end point

isSimple

public boolean isSimple()

Determine if this Geometry has no anomalous geometric points, such as self intersection or self tangency

Specified by:

isSimple in class Geometry

Returns:

true if simple

copy

public Geometry copy()

Copy the geometry

Specified by:

copy in class Geometry

Returns:

geometry copy

isEmpty

public boolean isEmpty()

Is the Geometry empty

Specified by:

isEmpty in class Geometry

Returns:

true if empty

hashCode

public int hashCode()

Overrides:

hashCode in class Geometry

equals

public boolean equals(Object obj)

Overrides:

equals in class Geometry